Boat bumper



FIG. 1 is a rear perspective view of a boat bumper showing my new design;

FIG. 2 is a front perspective view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a top plan view thereof, showing the straps joined to simulate securing of boat jumper to a pier. 

The ornamental design for a boat bumper, as shown and described. 